89738320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:189

約数の個数: 160

約数和(自身を含む): 252412416

約数和(自身を除く): 162674096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 61, 70, 71, 74, 80, 112, 122, 140, 142, 148, 185, 244, 259, 280, 284, 296, 305, 355, 370, 427, 488, 497, 518, 560, 568, 592, 610, 710, 740, 854, 976, 994, 1036, 1136, 1220, 1295, 1420, 1480, 1708, 1988, 2072, 2135, 2257, 2440, 2485, 2590, 2627, 2840, 2960, 3416, 3976, 4144, 4270, 4331, 4514, 4880, 4970, 5180, 5254, 5680, 6832, 7952, 8540, 8662, 9028, 9940, 10360, 10508, 11285, 13135, 15799, 17080, 17324, 18056, 18389, 19880, 20720, 21016, 21655, 22570, 26270, 30317, 31598, 34160, 34648, 36112, 36778, 39760, 42032, 43310, 45140, 52540, 60634, 63196, 69296, 73556, 78995, 86620, 90280, 91945, 105080, 121268, 126392, 147112, 151585, 157990, 160247, 173240, 180560, 183890, 210160, 242536, 252784, 294224, 303170, 315980, 320494, 346480, 367780, 485072, 606340, 631960, 640988, 735560, 801235, 1121729, 1212680, 1263920, 1281976, 1471120, 1602470, 2243458, 2425360, 2563952, 3204940, 4486916, 5608645, 6409880, 8973832, 11217290, 12819760, 17947664, 22434580, 44869160, 89738320]

約数ペア:

[(1, 89738320), (2, 44869160), (4, 22434580), (5, 17947664), (7, 12819760), (8, 11217290), (10, 8973832), (14, 6409880), (16, 5608645), (20, 4486916), (28, 3204940), (35, 2563952), (37, 2425360), (40, 2243458), (56, 1602470), (61, 1471120), (70, 1281976), (71, 1263920), (74, 1212680), (80, 1121729), (112, 801235), (122, 735560), (140, 640988), (142, 631960), (148, 606340), (185, 485072), (244, 367780), (259, 346480), (280, 320494), (284, 315980), (296, 303170), (305, 294224), (355, 252784), (370, 242536), (427, 210160), (488, 183890), (497, 180560), (518, 173240), (560, 160247), (568, 157990), (592, 151585), (610, 147112), (710, 126392), (740, 121268), (854, 105080), (976, 91945), (994, 90280), (1036, 86620), (1136, 78995), (1220, 73556), (1295, 69296), (1420, 63196), (1480, 60634), (1708, 52540), (1988, 45140), (2072, 43310), (2135, 42032), (2257, 39760), (2440, 36778), (2485, 36112), (2590, 34648), (2627, 34160), (2840, 31598), (2960, 30317), (3416, 26270), (3976, 22570), (4144, 21655), (4270, 21016), (4331, 20720), (4514, 19880), (4880, 18389), (4970, 18056), (5180, 17324), (5254, 17080), (5680, 15799), (6832, 13135), (7952, 11285), (8540, 10508), (8662, 10360), (9028, 9940)]